Shell script to check if there's an update available for the linux zoom client.

check_zoom_version.sh

#!/bin/bash

version_available=$(curl -s -A 'linux' https://zoom.us/download | grep 'linux-ver-text.*Version [0-9.]*' | grep -o '[0-9.]*')
version_installed=$(cat /opt/zoom/version.txt)

# example version number
#version_available='2.0.89826.1000'

echo "version_available: ${version_available}"
echo "version_installed: ${version_installed}"

if [[ "${version_available}" > "${version_installed}" ]]
then
  echo "Update available! ( https://zoom.us/download )"
else
  echo "Latest version installed."
fi